P Ka Reference Chart - a good resource PDF

Title	P Ka Reference Chart - a good resource
Author	Grayson Garcia
Course	Introduction To Organic Chemistry I
Institution	University of North Carolina at Chapel Hill
Pages	1
File Size	101.3 KB
File Type	PDF
Total Downloads	88
Total Views	145

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Summary

P Ka Reference Chart for common groups/compounds- a good resource...

Description

pKachartofthefunctionalgroups:valuestoknow  1. ProtonatedcarbonylpKa=‐2to‐3 2. ProtonatedalcoholoretherpKa=‐2to‐3 3. CarboxylicacidpKa=4‐5 4. AmmoniumionpKa=9‐10 5. PhenolpKa=10 6. ThiolpKa=10 7. AlcoholpKa=16‐18 8. WaterpKa=15.7 9. AmidepKa=18 10. Alphaprotonofketone/aldehydepKa=20 11. AlphaprotonofesterpKa=25 12. TerminalalkynepKa=25 13. AminepKa=38‐40 14. Aromatic:Aryl43,benzylic41 15. Alkene:vinyl45‐50;allylic43 16. AlkanepKa=above50  Examples: -2 to -3

-2 to -3

OH

-2 to -3

H O

O

OH2

4-5 OH

H2 N

SH 10

OH

10

9-10 16-18 OH

O

O

20

18

CH3

NH2

38-40

25

O H

N

H

25

H

O

43 41 H

(benzylic)

45-50

H

(aryl)

H

(allylic)

H

H

43 

above 50 (vinyl)

...